*
{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-image: url(./背景2.jpg);
    background-size: 100%;
}
.clock{
    width: 350px;
    height: 350px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: rgb(235, 240, 84) url(clock.png);
    background-size: cover;
    border-radius: 50%;
    border: 20px solid rgb(229, 127, 43);
    box-shadow: inset 0 0 30px rgba(0, 0, 0, .1),
                      0 20px 20px rgba(0, 0, 0, .2),
                      0 0 0 4px rgb(229, 127, 43);

}
.clock::before{
    content: '';
    position: absolute;
    width: 15px;
    height: 15px;
    background: #848484;
    border: 2px solid #fff;
    z-index: 100000;
    border-radius: 50%;
}
.hour,
.min,
.sec{
    position: absolute;
}
.hour, .hr{
    width: 160px;
    height: 160px;
}
.min, .mn{
    width: 190px;
    height: 190px;
}
.sec, .sc{
    width: 230px;
    height: 230px;
}
.hr,.mn,.sc{
    display: flex;
    justify-content: center;
    position: absolute;
    border-radius: 50%;
}
.hr::before{
    content: '';
    position: absolute;
    width: 8px;
    height: 80px;
    background: #848484;
    z-index: 10;
    border-radius: 6px 6px 0 0;
}
.mn::before{
    content: '';
    position: absolute;
    width: 4px;
    height: 90px;
    background: #d6d6d6;
    z-index: 11;
    border-radius: 6px 6px 0 0;
}
.sc::before{
    content: '';
    position: absolute;
    width: 2px;
    height: 150px;
    background: #ff6767;
    z-index: 12;
    border-radius: 6px 6px 0 0;
}